Bench grinder vs belt sander for sharpening it is hands down that you would choose to use a bench grinder over a belt sander when you need to sharpen tools etc. A belt sander is used for sanding mostly wooden material.
Belt Sander Vs Orbital Sander Comparison Which Is Best For You
Belt grinder vs belt sander. One main reason is that the bench grinder is specifically made to sharpen tools and other dull implements. Belt sander has a rotating sander belt that is made up of sandpaper. The belt grinder belt speed typically runs double from what the belt speed of the belt of a belt sander is running at. One example of that would be when trying to remove old paint from a metal surface. Belts grinders you generally have multiple grinding points such as the platen and the second grinding point is the contact wheel. However belt sanders are limited when it comes to sharpening efficiency on steel materials and can lead to heat buildup faster due to the sanders higher speeds.
For example while a belt sander is designed for rougher work palm sanders are designed for more precise finishing work. This equipment has a belt of abrasive metal that helps in grinding the metal. Belt grinder is used for grinding the metals for industrial purposes. And although an orbital sanders leave considerably fewer scratch marks than belt sanders these marks are still noticeable. In either case however sanders are generally more precise and gentle tools than grinders. Truth be told most sanding projects cannot be completed with only one of these tools.
The belt sander can be utilized as a lightweight belt grinder by buying belts that are meant to be used on metal. You will need a belt sander for aggressive and heavy duty sanding and shaping. Orbital sander which should you get.